The 292 heads have more rugged valves & have hardend seats. The exhaust valves are sodium filled & have rotaters on them. Through the years they have been switched around so one might have the lighter duty valves. The large opening straight down ex. manifold was used on the 1 1/2 ton & larger trucks. The 1 ton & smaller ex. manifold was near the same as the smaller engines.


They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum